.select {
    position: relative;
    display: block;
    margin: 0 auto;
    width: 100%;
    max-width: 325px;
    color: #cccccc;
    vertical-align: middle;
    text-align: left;
    user-select: none;
    -webkit-touch-callout: none;
}
.select .placeholder {
    position: relative;
    display: block;
    background-color: #393d41;
    z-index: 1;
    padding: 1em;
    border-radius: 2px;
    cursor: pointer;
}
.select .placeholder:hover {
    background: #34383c;
}
.select .placeholder:after {
    position: absolute;
    right: 1em;
    top: 50%;
    transform: translateY(-50%);
    font-family: 'FontAwesome';
    content: '\f078';
    z-index: 10;
}
.select.is-open .placeholder:after {
    content: '\f077';
}
.select.is-open ul {
    display: block;
}
.select.select--white .placeholder {
    background: #fff;
    color: #999;
}
.select.select--white .placeholder:hover {
    background: #fafafa;
}
.select ul {
    display: none;
    position: absolute;
    overflow: hidden;
    width: 100%;
    background: #fff;
    border-radius: 2px;
    top: 100%;
    left: 0;
    list-style: none;
    margin: 5px 0 0 0;
    padding: 0;
    z-index: 100;
}
.select ul li {
    display: block;
    text-align: left;
    padding: 0.8em 1em 0.8em 1em;
    color: #999;
    cursor: pointer;
}
.select ul li:hover {
    background: #4ebbf0;
    color: #fff;
}

/*发光 glow*/
/*https://segmentfault.com/q/1010000010467476?sort=created*/
/*https://blog.csdn.net/qq_37788558/article/details/78774511*/
.shortselect{
    background:#fafdfe;
    height:28px;
    width:216px;
    line-height:28px;
    border:1px solid #ccc;
    -moz-border-radius:2px;
    -webkit-border-radius:2px;
    border-radius:2px;

}

.glow-purple:focus {
    border: 1px solid rebeccapurple;
    outline: 0;
    box-shadow: 0 0 3px 0px rebeccapurple;
    -webkit-box-shadow: 0 0 3px 0px rebeccapurple;
}